Converted Observatory library-nav-menu element

runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart

Index: runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
diff --git a/runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart b/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
similarity index 68%
copy from runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
copy to runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
index df83ea482787580effac6bf8ac7b31f3af2a2ef8..f6967c9665bbc2e1cb3fe53f83de8289125b2207 100644
--- a/runtime/observatory/tests/observatory_ui/nav/class-menu/element_test.dart
+++ b/runtime/observatory/tests/observatory_ui/nav/library-menu/element_test.dart
@@ -4,21 +4,21 @@
 import 'dart:html';
 import 'package:unittest/unittest.dart';
 import 'package:observatory/mocks.dart';
-import 'package:observatory/src/elements/nav/class_menu.dart';
+import 'package:observatory/src/elements/nav/library_menu.dart';
 
 main(){
-  NavClassMenuElement.tag.ensureRegistration();
+  NavLibraryMenuElement.tag.ensureRegistration();
 
   final IsolateRefMock i_ref = const IsolateRefMock(id: 'i-id', name: 'i-name');
-  final ClassRefMock c_ref = const ClassRefMock(id: 'c-id', name: 'c-name');
+  final LibraryRefMock l_ref = const LibraryRefMock(id: 'l-id', name: 'l-name');
   test('instantiation', () {
-    final NavClassMenuElement e = new NavClassMenuElement(i_ref, c_ref);
+    final NavLibraryMenuElement e = new NavLibraryMenuElement(i_ref, l_ref);
     expect(e, isNotNull, reason: 'element correctly created');
     expect(e.isolate, equals(i_ref));
-    expect(e.cls, equals(c_ref));
+    expect(e.library, equals(l_ref));
   });
   test('elements created after attachment', () async {
-    final NavClassMenuElement e = new NavClassMenuElement(i_ref, c_ref);
+    final NavLibraryMenuElement e = new NavLibraryMenuElement(i_ref, l_ref);
     document.body.append(e);
     await e.onRendered.first;
     expect(e.shadowRoot.children.length, isNonZero, reason: 'has elements');